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TLS Online TPP Program

#Question id: 13108

With the help of DNA fingerprinting which can be used to determine paternity. There are three babies (Baby A, Baby B and Baby C) in a maternity ward, and three sets of confused and worried parents. (Father and Mother #1 are a couple, as are Father and Mother #2, and Father and Mother #3.) 
You do each PCR reaction on chromosome 15 and load each one into a separate well of an agarose gel, and then run the gel.

 
 Why is it that some people show three bands?

#Section 7: Recombinant DNA technology and Other Tools in Biotechnology
  1. The more repeats you have, the longer your DNA fragment is, and longer DNA fragments migrate more slowly in gels.
  2. They are heterozygotes at this region.
  3. They are homozygotes at this region.
  4. They are heterozygotes, and possess one allele that can be cut and one allele that cannot be cut.
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TLS Online TPP Program

#Question id: 1948

#Section 2: General Biology

In rheumatoid arthritis the non-lymphoid synovial tissue shows aberrant expression of:
TLS Online TPP Program

#Question id: 15565

#Section 5: Bioprocess Engineering and Process Biotechnology

 In a first order reaction A→B. The plot is a straight line
TLS Online TPP Program

#Question id: 1121

#Section 3: Genetics, Cellular and Molecular Biology

Which of the following provides the best evidence that cell-signaling pathways evolved early in the history of life?
TLS Online TPP Program

#Question id: 2279

#Section 3: Genetics, Cellular and Molecular Biology

Mitochondrial enzymes for oxidative metabolism are
TLS Online TPP Program

#Question id: 14279

#Section 5: Bioprocess Engineering and Process Biotechnology

Growth yield of mDicrobes is defined as